Spoiler

n.	1.	One who spoils; a plunderer; a pillager; a robber; a despoiler.
	2.	One who corrupts, mars, or renders useless.
	3.	(Aeronautics) A device attached to the wing of an airplane or other airfoil, which breaks the smooth flow of air during flight and decreases the lift of the airfoil; - used to control the attitude of the airplane during banking or descent.
	4.	A device attached to a car to decrease lift and increase traction, usually shaped as a flat surface and attached above the rear of the car, and working on the same principal as the aircraft spoiler{3}.

Noun	1.	spoiler - a candidate with no chance of winning but who may draw enough votes to prevent one of the leading candidates from winning
	2.	spoiler - someone who takes spoils or plunder (as in war) Synonyms: despoiler, freebooter, looter, pillager, plunderer, raider
	3.	spoiler - someone who pampers or spoils by excessive indulgence Synonyms: coddler, mollycoddler, pamperer
	4.	spoiler - an airfoil mounted on the rear of a car to reduce lift at high speeds
	5.	spoiler - a hinged airfoil on the upper surface of an aircraft wing that is raised to reduce lift and increase drag

1.		spoiler - A remark which reveals important plot elements from books or movies, thus denying the reader (of the article) the proper suspense when reading the book or watching the movie.
2.		spoiler - Any remark which telegraphs the solution of a problem or puzzle, thus denying the reader the pleasure of working out the correct answer (see also interesting). Either sense readily forms compounds like "total spoiler", "quasi-spoiler" and even "pseudo-spoiler". By convention, Usenet news articles which are spoilers in either sense should contain the word "spoiler" in the Subject: line, or guarantee via various tricks that the answer appears only after several screens-full of warning, or conceal the sensitive information via rot13, or some combination of these techniques.

campaigner, candidate, nominee